A modern dictionary of Catholic terms, both common and obscure. Find accurate definitions of words and phrases.
Encyclical letter of Pope Pius XI, published in 1937, condemning atheistic Communism and identifying its principal errors: dialectical materialism, utopian messianism, progress through class conflict, denial of personal liberty, and the negation of all human rights.
All items in this dictionary are from Fr. John Hardon's Modern Catholic Dictionary, © Eternal Life. Used with permission.